Home / 136,237.41-188,007.62-75,811.95

Finding the Fourth Proportional to 136,237.41, 188,007.62 and 75,811.95

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Solution

The fourth proportional to 136,237.41, 188,007.62 and 75,811.95 is: 104,620.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,237.41 : 188,007.62 = 75,811.95 : x
  2. Step 2: Convert to fraction form
    136,237.41/188,007.62 = 75,811.95/x
  3. Step 3: Cross multiply
    136,237.41x = 188,007.62 × 75,811.95
  4. Step 4: Simplify right side
    136,237.41x = 14,253,223,908.00
  5. Step 5: Solve for x
    x = 14,253,223,908.00/136,237.41
  6. Step 6: Final answer
    x = 104,620.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.